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Sunday, October 30, 2016

Halloween is a time to celebrate primal instincts, including our fascination with screams. Emory psychologist Harold Gouzoules, who researches how we perceive and interpret screams, says humans scream in five different contexts: Aggression, fear, pain, excitement and startle.

In the above CNN video, Gouzoules gives reporter Elizabeth Cohen an informal "scream test," to see if she can tell the difference.